BS 4191:1976 - Specification for microform readers

BS 4191:1976

Specification for microform readers

Status : Withdrawn, Superseded   Published : June 1976 Replaced By : BS ISO 7565:1993, BS ISO 6198:1993


Requirements for rear-projection readers for microfiche and microfilm in roll form, film strips, aperture cards and jackets. Methods for determining resolution and measuring magnification.

Standard NumberBS 4191:1976
TitleSpecification for microform readers
StatusWithdrawn, Superseded
Publication Date30 June 1976
Confirm Date15 September 1985
Withdrawn Date15 February 2000
Normative References(Required to achieve compliance to this standard)No other standards are normatively referenced
Informative References(Provided for Information)No other standards are informatively referenced
Replaced ByBS ISO 7565:1993, BS ISO 6198:1993
Amended ByAMD 4605
Draft Superseded By71/80581 DC
DescriptorsMicroform readers, Reprography, Microphotography, Marking, Design, Optical properties of materials, Temperature rise, Thermal testing, Magnification, Optical measurement, Layout, Resolution, Resolving power determination
Title in FrenchLecteurs de microformat
Title in GermanMikroformate-Lesevorrichtungen
ISBN0 580 09390 5
File Size360.9 KB

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